// Copyright (C) 2009 Jesse Jones
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using MmmDoc;
using Mono.Cecil;
using System;

namespace MmmDoc.Database
{
	/// <summary>Used for instantiated generic types, e.g. List&lt;int&gt;.</summary>
	internal sealed class TypeGeneric : TypeName
	{
		public TypeGeneric(Document doc, GenericInstanceType spec) : base(doc, spec)
		{
			ElementType = TypeName.Create(doc, spec.ElementType);
			
			Arguments = new TypeName[spec.GenericArguments.Count];
			for (int i = 0; i < spec.GenericArguments.Count; ++i)
				Arguments[i] = TypeName.Create(doc, spec.GenericArguments[i]);
			
			m_type = spec;
		}
		
		public TypeName ElementType {get; private set;}
		
		public TypeName[] Arguments {get; private set;}
		
		internal override string GetXmlName()
		{
			var builder = new System.Text.StringBuilder();
			
			builder.Append(ElementType.GetXmlName());
			
			if (m_type.HasGenericArguments)
			{
				builder.Append('{');
				for(int i = 0; i < m_type.GenericArguments.Count; ++i)
				{
					GenericParameter gp = m_type.GenericArguments[i] as GenericParameter;
					if (gp != null)
					{
						builder.Append("``");
						builder.Append(gp.Position);
					}
					else
						builder.Append(m_type.GenericArguments[i].FullName);	// TODO: this probably isn't quite right, should get the xml name
					
					if (i + 1 < m_type.GenericArguments.Count)
						builder.Append(',');
				}
				builder.Append('}');
			}
			
			return builder.ToString();
		}
		
		private GenericInstanceType m_type;
	}
}
